81 x 9 = 801. What must you do to make the this equation true?

Prove that twice of ten is the same as twice of eleven.

Complete the given grid with valid words. You can only use the letters AAEEIIMMPPTT.

Hint: The grid reads the same across as down.

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

I am white when I am dirty, and black when I am clean. What am I?

Two old friends, Jack and Bill, meet after a long time.

Three kids
Jack: Hey, how are you, man?
Bill: Not bad, got married and I have three kids now.
Jack: That's awesome. How old are they?
Bill: The product of their ages is 72 and the sum of their ages is the same as your birth date.
Jack: Cool..But I still don't know.
Bill: My eldest kid just started taking piano lessons.
Jack: Oh, now I get it.

How old are Bill's kids?

Can you count the number of lines in the below picture?

How could a baby fall out of a twenty-story building onto the ground and live?